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7473923 |
By introducing new concepts into a structure of a conventional organic semiconductor element and without using a conventional ultra thin film, an organic semiconductor element is provided which is more reliable and has higher yield. Furt...
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7446923 |
A semiconductor comprises a compound (A) adsorbed on a surface of the semiconductor, the compound (A) having at least one lone electron pair and substantially not undergoing in oxidation-reduction reactions, wherein the presence of the c...
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7420117 |
A photovoltaic cell includes a substrate having an electrode layer on the surface and having a porous metal oxide semiconductor film which is formed on the electrode layer and on which a photosensitizer is adsorbed, a substrate having an...
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7419846 |
A method of fabricating an organic optoelectronic device having a bulk heterojunction comprises the steps of: depositing a first layer over a first electrode by organic vapor phase deposition, wherein the first layer comprises a first or...
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7414188 |
Co-sensitizers that co-adsorb with a sensitizing dye to the surface of an interconnected semiconductor oxide nanoparticle material increase the efficiency of photovoltaic cells by improving their charge transfer efficiency and reducing t...
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7407831 |
A method for the production of organic solar cells or photodetectors, particularly based on organic polymers, comprising the following steps:—a first organic n- or p-conductive semiconductor layer is applied to an electrode, to the sol...
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7405356 |
Method for manufacturing sealed monolithic electrochemical systems, which method comprises the following method steps:
application of electrolyte to a pattern of a porous structure located on a substrate, which structure constitut...
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7375370 |
A device is provided having a first electrode, a second electrode, a first photoactive region having a characteristic absorption wavelength λ 1 and a second photoactive region having a characteristic absorption wavelength λ 2 . The ph...
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7368659 |
A compound electrode for organic electronic devices comprises a thin first layer of a first electrically conducting material and a second electrically conducting material disposed on the first layer. In one embodiment, the second electri...
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7351907 |
A flexible photovoltaically powered display, which may be utilized in a wide variety of display contexts including retail shelf systems, is described. The photovoltaic cell is preferably activated by ambient light (e.g., fluorescent or i...
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7332785 |
A dye-sensitized solar cell with high conversion efficiency is provided. The dye-sensitized solar cell according to the present invention has, between an electrode ( 2 ) formed on a surface of a transparent substrate ( 1 ) and a counter ...
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7323635 |
A method of making a photovoltaic cell includes contacting a cross-linking agent with semiconductor particles, and incorporating the semiconductor particles into the photovoltaic cell.
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7309833 |
A photovoltaic device having an anode, a cathode, and at least one photoactive layer between the anode and the cathode, wherein the at least one photoactive layer includes a composition containing a polymer having a glass transition temp...
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7306968 |
The invention relates to an organically based photovoltaic element, in particular a solar cell comprising a photovoltaically active layer whose absorption maximum can be shifted into the longer wavelength region and/or whose efficiency c...
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7300731 |
The present invention relates to new a charge transport layer that includes first charge transport material which is spatially doped with a second charge transport material. The charge transport layer may either be a hole or electron tra...
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7291727 |
Novel discotic liquid crystalline porphyrins and discotic liquid crystalline metal complexes, methods for their preparation, and device fabrication are disclosed. Materials with partially perfluorinated alkyl group in the peripheral chai...
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7282636 |
The invention regards application of lignin derivatives to a photoelectric transducer. The photoelectric transducer of the invention includes a semiconductor film as a thin film electrode, that is photosensitized by one or multiple ligni...
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7279570 |
Novel nanoscale discotic liquid crystalline porphyrins, methods for their preparation, and device fabrication are disclosed. These compounds are capable of being used as high-efficiency photovoltaic materials, organic semiconducting mate...
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7271334 |
The Photocatalytic film of semiconducting iron oxide (Fe 2 O 3 ), contains an n-dopant, or a mixture of n-dopants, or a p-dopant or a mixture of p-dopants. Electrode consists of a substrate, with one or more films or photocatalytic arran...
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7265378 |
The present invention is directed to a photoactive device comprising an anode, a cathode, and a photoactive layer, which device further comprises an electron transport and/or anti-quenching layer which minimizes both electron transfer qu...
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7262361 |
A semiconductor film electrode using a specific organic dye sensitizer, a high efficiency dye-sensitized photovoltaic conversion element using the electrode, and a dye-sensitized photoelectrochemical solar cell using the element are desc...
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7259324 |
A photovoltaic cell comprising, a cathode layer, an electron donating layer, and an electron accepting anode structure comprising a collection region including one or a plurality of secondary collection regions attached to the collection...
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7253354 |
Liquid-containing photovoltaic element, comprising a platelike work electrode and a platelike counter-electrode adhered thereto by means of a vapour and liquid-tight peripheral edge, wherein the work electrode and the counter-electrode a...
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7253017 |
Charge splitting networks for optoelectronic devices may be fabricated using a nanostructured porous film, e.g., of SiO 2 , as a template. The porous film may be fabricated using surfactant temptation techniques. Any of a variety of semi...
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7236288 |
A functional device comprising a semiconductor material, wherein the functional device contains a compound not substantially undergoing oxidation-reduction reaction but having at least one lone electron pair and in which adding the compo...
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7233019 |
This invention relates to electroluminescent silylated pyrene compounds. It also relates to electronic devices in which the active layer includes an electroluminescent silylated pyrene compound.
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7228050 |
This invention provides composite materials comprising nanostructures (e.g., nanowires, branched nanowires, nanotetrapods, nanocrystals, and nanoparticles). Methods and compositions for making such nanocomposites are also provided, as ar...
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7227066 |
Methods for passivating crystalline grains in an active layer for an optoelectronic device and optoelectronic devices having active layers with passivated crystalline grains are disclosed. Crystalline grains of an active layer material a...
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7224036 |
A photoelectric transducer comprises an electrode ( 5 ) on which a semiconductor layer ( 7 ) carrying a sensitizing dye is deposited. The semiconductor layer ( 7 ) contains semiconductor particles and a binder and has a porosity of 40 to...
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7220914 |
Zwitterionic compounds, photovoltaic cell charge carrier layers containing such compounds, photovoltaic cells including such charge carrier layers, and related methods are disclosed.
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7205585 |
An organic photosensitive optoelectronic device having a plurality of cells disposed between a first electrode and a second electrode. Each cell includes a photoconductive organic hole transport layer adjacent to a photoconductive organi...
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7205473 |
A flexible photovoltaic cell integrated onto an active card, such as a greeting card or “smart” card, may be fabricated separately and then integrated with additional electronics on the active card. Alternatively, the photovoltaic ce...
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7202412 |
A photovoltaic cell comprises: an anode electrode including a conductive support and a porous semiconductor layer; a photosensitive dye; a charge transport layer; and a counter electrode support, wherein the anode electrode has the prope...
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7196834 |
This invention relates to a transparent flat body including two transparent cover layers ( 1, 2 ) that confine between them an active layer ( 3 ) whose transparency varies in an electric field and disposed between two electrode layers ( ...
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7196264 |
The present invention provides a dye sensitized solar cell comprising an n-type semiconductor electrode containing a dye, an opposed electrode, and a gel electrolyte arranged between the n-type semiconductor and the opposed electrode and...
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7195723 |
A colloidal solution and/or nanocomposite having enhanced energy transfer between thermal, electron, phonons, and photons energy states. The composition comprises a synergistic blend of electrides and alkalides within a medium that effec...
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7186911 |
The invention, in one embodiment, is directed to a method of scoring the coating of a first coated base material at a temperature sufficiently elevated to part the coating and melt at least a portion of the first base material. In a furt...
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7179988 |
A solar cell having foil electrodes. Specifically, a metal foil is implemented to form electrodes providing a reduced electron path from a dye-sensitized semiconductor material to the electrodes. In one embodiment, nanowires extending fr...
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7157641 |
A bi-layer photovoltaic cell, and method ( 100 ) of making same, with an electric field applied at the p-n heterojunction interface. The cell includes a first semiconductor layer including a binder, nanocrystals of an n-type semiconducto...
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7151217 |
An organic photosensitive optoelectronic device optimized to enhance desired characteristics such as external quantum efficiency is described. The photosensitive optoelectronic device has at least two transparent electrodes and one or mo...
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7145071 |
A solar cell comprising at least one electrode having a plurality of fingers. Specifically, an electrode comprising a planar surface and a plurality of fingers extending therefrom is provided. A second electrode is provided. The second e...
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7141735 |
The present invention relates to an organic dye-sensitized semiconductor device and to a solar cell using it and, particularly, to a photoelectric conversion device using semiconductor fine particles sensitized with a dye having an acryl...
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7132598 |
A photoelectric conversion device comprising a semiconductor and an organic electrically conducting agent, wherein the organic electrically conducting agent exhibits a melting temperature T m which is lower than the operation temperatur...
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7126054 |
Disclosed is a dye-sensitized solar cell comprising a gel electrolyte that contains a gelling agent and an electrolyte, wherein the gelling agent contains at least one kind of a polymer selected from the group consisting of a first polym...
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7109409 |
A magnetic field enhanced photovoltaic device includes a photoelectric conversion layer, a first electrode, a second electrode, a ferro-antiferromagnetic exchange coupling layer and an applied magnetic field. The first electrode and the ...
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7094441 |
A polymeric linking agent enables the manufacture of photovoltaic cells on flexible substrates, including, for example, polymeric substrates. Photovoltaic cells may be fabricated by a relatively simple continuous manufacturing process, f...
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7087834 |
An apparatus and method for solar energy production comprises a multi-layer solid-state structure including a photosensitive layer, a thin conductor, a charge separation layer, and a back ohmic conductor, wherein light absorption occurs ...
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7087833 |
Nanocomposite photovoltaic devices are provided that generally include semiconductor nanocrystals as at least a portion of a photoactive layer. Photovoltaic devices and other layered devices that comprise core-shell nanostructures and/or...
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7087832 |
Nanocomposite photovoltaic devices are provided that generally include semiconductor nanocrystals as at least a portion of a photoactive layer. Photovoltaic devices and other layered devices that comprise core-shell nanostructures and/or...
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7087831 |
A photoelectric conversion device comprising at least an electron acceptive charge transfer layer, an electron donative charge transfer layer, and a light absorption layer existing between the charge transfer layers, wherein either one o...
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